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Finding the Fourth Proportional to 8,097.54, 12,135.22 and 4,140.52

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Solution

The fourth proportional to 8,097.54, 12,135.22 and 4,140.52 is: 6,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097.54 : 12,135.22 = 4,140.52 : x
  2. Step 2: Convert to fraction form
    8,097.54/12,135.22 = 4,140.52/x
  3. Step 3: Cross multiply
    8,097.54x = 12,135.22 × 4,140.52
  4. Step 4: Simplify right side
    8,097.54x = 50,246,080.43
  5. Step 5: Solve for x
    x = 50,246,080.43/8,097.54
  6. Step 6: Final answer
    x = 6,205.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.